
Shipments from Sea of Azov ports, which normally handle about a quarter of Russian grain exports, have been at a standstill for 11 days. The halt follows Ukrainian drone strikes that damaged and sank vessels carrying grain.
Russia is offering rail subsidies to move cargo.
A major Russian export outlet being shut off removes a large share of world wheat supply and supports prices. Rail subsidies may only partly offset the loss in volume.
After 361 past bullish geopolitics events, Wheat (SRW) moved a median +0.7% over 5 sessions (58% higher; middle half -1.4% to +3.7%), and +1.3% over 20.
After 323 past bullish geopolitics events, Corn moved a median +0.5% over 5 sessions (57% higher; middle half -1.5% to +2.9%), and +0.9% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.